O.N.B
A Dictionary of Law · Henry Campbell Black · 1891
A Dictionary of Law
An abbreviation for “Old Natura Brevium.” See Natura BREVIUM. ©. Ni. It was the course of the English exchequer, as soon as the sheriff entered into and made up his account for issues, amerciaments, ete., to mark upon each head “O. Ni.,” which denoted oneratur, nist habeat sufficientem exonerationem, and presently he became the king’s debtor, and a d@ebet was set upon his head; whereupon the parties paravaile became debtors to the sheriff, and were discharged against the king, etc.
4 Inst. 116; Wharton. 0.8.
An abbreviation for “Old Style,” or “Old Series.”